Children can learn about fascinating subjects in a fun and accessible way. Each book has a different Priddy Explorer, a child who guides the reader through the topic they are learning about.This beautiful book is full of exciting information, fascinating photographs, and colorful illustrations of planets, stars, and the galaxy they lived in. Children can learn what is in our solar system, what stars are, what it's like to visit space, and much more. The specially commissioned illustrations and stunning photographs help children understand each topic and provide hours of fun.